diff options
Diffstat (limited to 'libavcodec/eatgv.c')
| -rw-r--r-- | libavcodec/eatgv.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/eatgv.c b/libavcodec/eatgv.c index 65a3ad0ed1..01d0489c4c 100644 --- a/libavcodec/eatgv.c +++ b/libavcodec/eatgv.c @@ -157,6 +157,11 @@ static int tgv_decode_inter(TgvContext * s, const uint8_t *buf, const uint8_t *b vector_bits = AV_RL16(&buf[6]); buf += 12; + if (vector_bits > MIN_CACHE_BITS || !vector_bits) { + av_log(s->avctx, AV_LOG_ERROR, "vector_bits %d invalid\n", vector_bits); + return AVERROR_INVALIDDATA; + } + /* allocate codebook buffers as necessary */ if (num_mvs > s->num_mvs) { s->mv_codebook = av_realloc(s->mv_codebook, num_mvs*2*sizeof(int)); |